5 India Meteorological Department Central Training ... - (IMD), Pune

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o Snow Hydrology (2 hours)o Developments in Water Resources (2 hours)Paper-7 Satellite MeteorologyTheory: Total Hours = 30• Remote Sensing, Principles of Remote Sensing, Application in Meteorology, Introduction toSatellite Meteorology including Orbital Mechanics. (4 Hours).• Meteorological Satellites, Polar Orbiting, Geostationary satellites, Current and futuremeteorological satellites of the world. Payloads on Meteorological Satellites, NOAA,INSAT -3D, Metop. (3 Hours).• Processing of data from Imagers, INSAT Meteorological Data Processing System(IMDPS). Generation of images in various channels. Retrievals of meteorologicalproducts from the imager data including water vapor. Atmospheric motion vectors, SeaSurface Temperature and Upper Troposphere Humidity (UTH), Outgoing Long waveRadiation (OLR), Quantitative Precipitation Estimates (QPE), Rainfall, Fog, Minoratmospheric constituents/aerosols/ Fire /smoke, Enhancement techniques, Gray scales,Pseudo Color Images. (6 Hours).• Principles of Sounding, Processing of data from Infrared and Microwave Sounders.Retrieval of products from sounder, Vertical temperature, humidity and ozone profiles. (5Hours).• Interpretation of Satellite images of various channels and identification of typical cloudsand weather systems from cloud imageries, use of various satellite derived products,satellite Bulletin and its interpretation. Tropical cyclone, its identification and gradingusing Dvorak’s technique. (6 Hours).• Automatic Weather Stations (AWS), full technical details Digital Cyclone WarningDissemination System (DCWDS), Digital Meteorological Data Dissemination (DMDD).(3 Hours).• Hardware details of INSAT Meteorological Data Processing System (IMDPS) includingEarth Station. GPS technique for Integrated Precipitable Water Vapor (IPWV)measurement. (3 Hours)Practical :Total Hours =25• Study of typical satellite pictures from both geostationary and polar orbiting satellites.Identification of different types of clouds and weather systems from Satellite images. (8Hours).11
• Issue of Satellite bulletins. (2 Hours).• Assessment of T-number of Cyclone from satellite images using Dvorak’s technique(form to be filled up by the trainees). (8 Hours).• Practical Exercises on Use of Satellite derived products for weather analysis andforecasting, generation of products and posting on website. (7Hours)Paper -8 Radar MeteorologyTotal Hours = 20Radar principles.Doppler Radar, Wind profiler, MST Radar, LIDARSScattering of microwaves by precipitation / precipitating particles. Scatteringsphere, Scattering by rain and ice crystals.by aMinimum detectable power, receiver noise, radar equation for a point target, part playedby various parameters in the radar equation. Radar equation for an extended target.Practical importance of radar set constants and the radar cross section. Effect of wavelength,wave lengths commonly used. Types of scans used in weather radar, their merits.Classification of radar echoes.Convective and stratiform types, bright band echo from lightening, tornadoes, squalllines.Study of severe storms and cyclones, quantitative measurement of ZR & M and their corelation.Measurement of rate and amount of precipitation, effect of circular polarization,use of circular polarization in weather radar research, non-precipitating / precipitationechoes, super-refraction, limitations of weather radar.Elementary ideas of cloud physics. Drop size distribution in various types of rain.Relation between drop size, terminal velocity, rate of rain fall and radar echo intensity.Study of Disdrometer and its application.Doppler radarDoppler radar principles and its limitations. Doppler principle of velocity measurement,unambiguous velocity and range. Doppler dilemma. Spectrum width. Introduction toDWR (Physical visualisation/inspection), RAINBOW workstation.Principles of dual polarized doppler radar. Advantages over conventional doppler radartechniques.Doppler radar base products and derived products.1. Introduction to reflectivity products and their utilization. PPI, RHI, CAPPI,PCAPPI, MAX, VIL, HHW, EBASE, ETOP, VCUT.2. Hydrological products SRI, VIL, PAC, PRT.12
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5 India Meteorological Department Central Training ... - (IMD), Pune

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